News

  1. Space

    Slip-sliding away

    The surface of one of Jupiter’s moons shifts position.

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  2. Life

    Rock-hard evidence

    Newly discovered dinosaur tracks, the first ever reported from the Arabia Peninsula, indicate that a part of the now-arid region was teeming with dinosaurs about 150 million years ago.

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  3. Climate

    Ocean reflux

    Upwelling off Californian coast offers taste of predicted ocean acidification.

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  4. Space

    Martian sands

    Sandy soil on the Red Planet hints at an ancient mix of volcanic activity and water, a potent breeding ground for life.

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  5. Space

    Gamma-ray bling!

    A recent, unusually luminous gamma-ray burst is shedding new light on these stellar explosions and the visible light they produce.

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  6. Health & Medicine

    Vacillating stem cells

    Unsuspected, ever-changing variation among stem cells in bone marrow helps determine the development path the cells will follow during differentiation.

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  7. Humans

    Butting out together

    Cigarette smokers who know one another tend to kick the habit all at once, highlighting the importance of social forces in smoking-cessation treatment.

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  8. Chemistry

    Slippery when dry

    Surfaces that mimic the back of an African beetle can collect water from fog.

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  9. Health & Medicine

    Trust again

    The ability to trust others even after violations of trust is regulated by the hormone oxytocin.

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  10. Earth

    Asbestos-like nanotubes

    Some carbon nanotubes show signs of asbestos-like toxicity.

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  11. Space

    Supernova Outbreak

    Thanks to a lucky break and an overactive galaxy, astronomers report the earliest detection yet of a normal supernova—the explosive death of a massive star.

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  12. Health & Medicine

    Nonstick toxicity

    By mimicking the action of estrogen, a widely used nonstick chemical promotes cancer development in animals.

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